Ambernath Sub Office — Pincode 421501
Thane, Maharashtra
📍 Location Map — Pincode 421501
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 421501
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Ambernath Sub Office | PO | ✓ Yes | Thane |
| Kansai Sub Office | PO | — | Thane |
| Ambernath South Sub Office | PO | — | Thane |
🔢 How Pincode 421501 is Constructed
Every Indian PIN (Postal Index Number) code is a 6-digit number. Each digit group encodes geographic and administrative information about the delivery area.
The first digit identifies one of India's 9 postal zones. Zone 4 covers Maharashtra, Goa, Madhya Pradesh, Chhattisgarh.
The first two digits together (42) identify the sub-zone. All pincodes in Maharashtra begin with 42.
The third digit narrows to a sorting district. The prefix 421 routes mail to the sorting office serving Thane in Maharashtra.
Route 50 identifies the specific delivery area within Thane.
The final digit identifies the specific post office. Office 1 designates Ambernath Sub Office in Thane.
❓ Frequently Asked Questions
What is the pincode for Ambernath Sub Office?
The pincode for Ambernath Sub Office is 421501. It is a PO located in Thane, Maharashtra.
How many post offices are in pincode 421501?
There are 3 post offices operating under pincode 421501 in Thane, Maharashtra.
Is delivery available at pincode 421501?
Yes, delivery is available at pincode 421501 through Ambernath Sub Office and its associated offices.
Which district does pincode 421501 belong to?
Pincode 421501 is located in Thane district in the state of Maharashtra. It falls under the Maharashtra postal circle.
What postal zone is pincode 421501 in?
Pincode 421501 falls in Zone 4 — Western & Central India. The sub-zone prefix 42 corresponds to Maharashtra.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 421501 is served by a PO.
The primary administrative hub for a postal division, overseeing all sub-offices and branch offices in its area.
The chief post office of a major city or state, handling the largest mail volume and often housing the Postmaster General.
Operates under an HPO, providing all standard postal services in urban and semi-urban areas.
The smallest tier, typically in rural areas. India has over 130,000 branch offices — the largest postal network in the world.